In the 3GPP

3GPP

The 3rd Generation Partnership Project is a collaboration between groups of telecommunications associations, known as the Organizational Partners...

 UTRAN

Utran

Utran is a census town in Surat district in the Indian state of Gujarat.-Geography:Utran is located at . It has an average elevation of 12 metres .-Demographics:...

 architecture, NBAP (Node B Application Part) is the signalling protocol responsible for the control of the Node B by the RNC

Radio Network Controller

The Radio Network Controller is a governing element in the UMTS radio access network and is responsible for controlling the Node Bs that are connected to it. The RNC carries out radio resource management, some of the mobility management functions and is the point where encryption is done before...

. NBAP is subdivided into Common and Dedicated NBAP (C-NBAP and D-NBAP), where Common NBAP controls overall Node B functionality, and Dedicated NBAP controls radio links to specific user equipment

UE (wireless telephone)

In the Universal Mobile Telecommunications System and 3GPP Long Term Evolution , user equipment is any device used directly by an end-user to communicate. It can be a hand-held telephone, a laptop computer equipped with a mobile broadband adapter, or any other device...

. NBAP forms part of the Iub

IUB

IUB stands for the name of several different universities:*Islamia University Bahawalpur, Pakistan*Independent University, Bangladesh in Dhaka, Bangladesh*Indiana University Bloomington in Bloomington, Indiana, USA...

interface.

NBAP handles two kind of Procedures for different NBAP functionalities
Common Procedures
for Managing Logical O & M Functions
for Controlling BCCH Broadcast
for creating new Node B Communication Context
Dedicated Procedures
for handling procedures of an existing Node B Communication Context in a TTP/CCP